[Docs] Add solution for markdown-lint installation issue

[dreamerlin]

No description provided.

[innerlee]

this line is not friendly

[innerlee]

why?

[dreamerlin]

These commands are copied from mmdet. How about help to add script to install ruby>2.5 in setup repo ? Could you help it @innerlee

[dreamerlin]

These commands are copied from mmdet. How about help to add script to install ruby>2.5 in setup repo ? Could you help it @innerlee

ok i found it

[innerlee]

btw the setup repo lacks some steps of post-installation. There are several env variables need to be defined. Do you have intersest to have a try, and find out the missing steps?

[dreamerlin]

btw the setup repo lacks some steps of post-installation. There are several env variables need to be defined. Do you have intersest to have a try, and find out the missing steps?

I am afraid I have no time these days. @congee524 , Could you help to do it?

[congee524]

btw the setup repo lacks some steps of post-installation. There are several env variables need to be defined. Do you have intersest to have a try, and find out the missing steps?

I am afraid I have no time these days. @congee524 , Could you help to do it?

okk

[congee524]

btw the setup repo lacks some steps of post-installation. There are several env variables need to be defined. Do you have intersest to have a try, and find out the missing steps?

Do you mean the missing steps in the process of installing ruby, or all the install scrips?

[innerlee]

Sorry clicked the wrong button, didn't meant to approve this. My comments are still valid.

[codecov]

Codecov Report

Merging #497 (2a489c1) into master (264c3ad) will decrease coverage by 0.02%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #497      +/-   ##
==========================================
- Coverage   84.69%   84.67%   -0.03%     
==========================================
  Files         120      121       +1     
  Lines        8407     8526     +119     
  Branches     1373     1398      +25     
==========================================
+ Hits         7120     7219      +99     
- Misses        938      953      +15     
- Partials      349      354       +5     

Flag	Coverage Δ
unittests	84.65% <ø> (-0.04%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
mmaction/models/backbones/resnet3d_slowonly.py	75.00% <0.00%> (-5.00%)	⬇️
...maction/models/roi_extractors/single_straight3d.py	83.33% <0.00%> (-1.58%)	⬇️
mmaction/apis/train.py	13.63% <0.00%> (-1.37%)	⬇️
...action/core/bbox/assigners/max_iou_assigner_ava.py	51.02% <0.00%> (-1.07%)	⬇️
mmaction/models/heads/bbox_head.py	80.32% <0.00%> (-0.67%)	⬇️
mmaction/models/heads/roi_head.py	28.26% <0.00%> (-0.63%)	⬇️
mmaction/models/backbones/resnet3d_slowfast.py	84.21% <0.00%> (-0.50%)	⬇️
mmaction/models/backbones/resnet3d.py	90.40% <0.00%> (-0.25%)	⬇️
mmaction/utils/__init__.py	100.00% <0.00%> (ø)
mmaction/models/losses/cross_entropy_loss.py	100.00% <0.00%> (ø)
... and 4 more

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